Home / 487,886,895,883.92-673,290,017,341.26-268,179,575,540.16

Finding the Fourth Proportional to 487,886,895,883.92, 673,290,017,341.26 and 268,179,575,540.16

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Solution

The fourth proportional to 487,886,895,883.92, 673,290,017,341.26 and 268,179,575,540.16 is: 370,091,167,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,886,895,883.92 : 673,290,017,341.26 = 268,179,575,540.16 : x
  2. Step 2: Convert to fraction form
    487,886,895,883.92/673,290,017,341.26 = 268,179,575,540.16/x
  3. Step 3: Cross multiply
    487,886,895,883.92x = 673,290,017,341.26 × 268,179,575,540.16
  4. Step 4: Simplify right side
    487,886,895,883.92x = 180,562,631,066,006,075,736,064
  5. Step 5: Solve for x
    x = 180,562,631,066,006,075,736,064/487,886,895,883.92
  6. Step 6: Final answer
    x = 370,091,167,828.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.